2845320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 8648640

約数和(自身を除く): 5803320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 181, 262, 362, 393, 524, 543, 655, 724, 786, 905, 1048, 1086, 1310, 1448, 1572, 1810, 1965, 2172, 2620, 2715, 3144, 3620, 3930, 4344, 5240, 5430, 7240, 7860, 10860, 15720, 21720, 23711, 47422, 71133, 94844, 118555, 142266, 189688, 237110, 284532, 355665, 474220, 569064, 711330, 948440, 1422660, 2845320]

約数ペア:

[(1, 2845320), (2, 1422660), (3, 948440), (4, 711330), (5, 569064), (6, 474220), (8, 355665), (10, 284532), (12, 237110), (15, 189688), (20, 142266), (24, 118555), (30, 94844), (40, 71133), (60, 47422), (120, 23711), (131, 21720), (181, 15720), (262, 10860), (362, 7860), (393, 7240), (524, 5430), (543, 5240), (655, 4344), (724, 3930), (786, 3620), (905, 3144), (1048, 2715), (1086, 2620), (1310, 2172), (1448, 1965), (1572, 1810)]